File:Hintonportrait.jpg|thumb|Charles Howard Hinton
'''Charles Howard Hinton''' (1853, United Kingdom of Great Britain and Ireland|United Kingdom
– 30 April 1907, Washington D.C.
, United States) was a British mathematician and writer of science fiction
works titled ''Scientific Romances''. He was interested in n-dimensional space|higher dimensions
, particularly the Four-dimensional space|fourth dimension
. He is known for coining the word "tesseract
" and for his work on methods of visualising the geometry of higher dimensions.